infinitely vs till doomsday

infinitely

adv
  • In an infinite manner; as of anything growing without bounds; endlessly. 

  • To a surpassingly large extent. 

till doomsday

adv
  • For a long time with no foreseeable end; indefinitely. 

How often have the words infinitely and till doomsday occurred in a corpus of books? (source: Google Ngram Viewer )